Home / 166,769.72-250,180.52-55,987.64

Finding the Fourth Proportional to 166,769.72, 250,180.52 and 55,987.64

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Solution

The fourth proportional to 166,769.72, 250,180.52 and 55,987.64 is: 83,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,769.72 : 250,180.52 = 55,987.64 : x
  2. Step 2: Convert to fraction form
    166,769.72/250,180.52 = 55,987.64/x
  3. Step 3: Cross multiply
    166,769.72x = 250,180.52 × 55,987.64
  4. Step 4: Simplify right side
    166,769.72x = 14,007,016,296.11
  5. Step 5: Solve for x
    x = 14,007,016,296.11/166,769.72
  6. Step 6: Final answer
    x = 83,990.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.